Home / 33,185.46-49,661.21-20,711.33

Finding the Fourth Proportional to 33,185.46, 49,661.21 and 20,711.33

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Solution

The fourth proportional to 33,185.46, 49,661.21 and 20,711.33 is: 30,993.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,185.46 : 49,661.21 = 20,711.33 : x
  2. Step 2: Convert to fraction form
    33,185.46/49,661.21 = 20,711.33/x
  3. Step 3: Cross multiply
    33,185.46x = 49,661.21 × 20,711.33
  4. Step 4: Simplify right side
    33,185.46x = 1,028,549,356.65
  5. Step 5: Solve for x
    x = 1,028,549,356.65/33,185.46
  6. Step 6: Final answer
    x = 30,993.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.